1 files changed, 40 insertions, 0 deletions
diff --git a/ext/standard/tests/array/array_diff_ukey_variation10.phpt b/ext/standard/tests/array/array_diff_ukey_variation10.phpt
new file mode 100644
index 0000000..0d93928
--- /dev/null
+++ b/ext/standard/tests/array/array_diff_ukey_variation10.phpt
@@ -0,0 +1,40 @@
+--TEST--
+Test array_diff_ukey() function : usage variation - Passing non-existing function name to callback
+--FILE--
+<?php
+/* Prototype  : array array_diff_ukey(array arr1, array arr2 [, array ...], callback key_comp_func)
+ * Description: Returns the entries of arr1 that have keys which are not present in any of the others arguments. 
+ * Source code: ext/standard/array.c
+ */
+
+echo "*** Testing array_diff_ukey() : usage variation ***\n";
+
+//Initialize variables
+$array1 = array("a" => "green", "b" => "brown", "c" => "blue", "red");
+$array2 = array("a" => "green", "yellow", "red");
+
+//function name within double quotes
+var_dump( array_diff_ukey($array1, $array1, "unknown_function") );
+
+//function name within single quotes
+var_dump( array_diff_ukey($array1, $array1, 'unknown_function') );
+
+//function name without quotes
+var_dump( array_diff_ukey($array1, $array1, unknown_function) );
+
+?>
+===DONE===
+--EXPECTF--
+*** Testing array_diff_ukey() : usage variation ***
+
+Warning: array_diff_ukey() expects parameter 3 to be a valid callback, function 'unknown_function' not found or invalid function name in %s on line %d
+NULL
+
+Warning: array_diff_ukey() expects parameter 3 to be a valid callback, function 'unknown_function' not found or invalid function name in %s on line %d
+NULL
+
+Notice: Use of undefined constant unknown_function - assumed 'unknown_function' in %s on line %d
+
+Warning: array_diff_ukey() expects parameter 3 to be a valid callback, function 'unknown_function' not found or invalid function name in %s on line %d
+NULL
+===DONE===